Final answer:
OPSEC relates to other disciplines such as intelligence services, aimed at defeating external threats, and counterintelligence services, focused on protecting against internal threats. Both of these services are essential for maintaining national security, and OPSEC is integral in ensuring information security within these disciplines.
Step-by-step explanation:
Relation of OPSEC to Other Disciplines
Operational Security (OPSEC) is intimately related to various other disciplines, especially those that deal with national security and protection of information. One of the key relations is with intelligence services, which aim to gather and analyze information that pertains to external threats. The purpose of intelligence services in this context is to identify potential threats and facilitate their defeat. OPSEC works in tandem with these services by ensuring that sensitive information related to these efforts remains secure and out of the reach of adversarial entities.
Another closely related discipline is counterintelligence services. Counterintelligence focuses on protecting a nation from internal threats, which include espionage, sabotage, and the leaking of classified information. OPSEC and counterintelligence services work together to protect critical information and operations inside a country. OPSEC processes help in identifying vulnerabilities within an organization that could be exploited by an insider threat or a spy and provide measures to prevent such breaches.
In summary, OPSEC overlaps with and supports both intelligence and counterintelligence operations, providing a framework to safeguard classified or sensitive information against adversaries.